<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>并集选择器</title>
    <style>
        /*并集选择器*/
        /*div, p {*/
        /*    color: #ff0000;*/
        /*}*/

        .abv, div, p, ui > li {
            color: pink;
        }
    </style>
</head>
<body>
<div>熊大</div>
<p>熊二</p>
<ui class="abv">
    <li>猪八戒</li>
    <li>孙悟空</li>
    <li>沙和尚</li>
</ui>

</body>
</html>